Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: O que mostra para 2009 quando o 2012 é 1R?
 ###Tabelas: CREATE TABLE singles_performance_timeline (singles_performance_timeline_id AUTO_INCREMENT PRIMARY KEY, Tournament VARCHAR, 2007 VARCHAR, 2008 VARCHAR, 2009 VARCHAR, 2010 VARCHAR, 2011 VARCHAR, 2012 VARCHAR) CREATE TABLE season_4_1997 (season_4_1997_id AUTO_INCREMENT PRIMARY KEY, No. in series VARCHAR, No. in season VARCHAR, Title VARCHAR, Directed by VARCHAR, Written by VARCHAR, Original air date VARCHAR, Production code VARCHAR) CREATE TABLE central_hockey_league (central_hockey_league_id AUTO_INCREMENT PRIMARY KEY, Season VARCHAR, Games INT, Wins INT, Losses INT, Ties INT, Points INT, Goals For INT, Goals Against INT, Standing VARCHAR, Playoffs VARCHAR) CREATE TABLE oldest_living_test_cricketers (oldest_living_test_cricketers_id AUTO_INCREMENT PRIMARY KEY, Name VARCHAR, Country VARCHAR, Date of birth VARCHAR, Debut VARCHAR, Last match VARCHAR, Age as of 1 February 2014 VARCHAR) CREATE TABLE lpga_tour_20 (lpga_tour_20_id AUTO_INCREMENT PRIMARY KEY, Date VARCHAR, Tournament VARCHAR, Winning score VARCHAR, Margin of victory VARCHAR, Runner(s)-up VARCHAR)  
SELECT 2009 FROM singles_performance_timeline WHERE 2012 = 1r